The best part? They’re things all of us can do to find more meaning and joy in our lives, no matter our age. Listen to this article. My mom’s 50th birthday was a real doozy. By the time she arrived at that milestone, she’d gone back to school after staying home to raise two feisty daughters. She ran PTA meetings and did Jazzercise six days a week—all while caring for my sick Nana. She could rock a pair of leather pants, went to church, and liked sneaking cigarettes.